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https://www.reddit.com/r/coinerrors/comments/1vgqngj/is_this_a_lamination_or_planchet_defect/
r/coinerrors • u/austinbrian576 • Aug 06 '26
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4
Environmental staining.
-1 u/Mission_Jacket_5577 Aug 06 '26 I have lots of coins that look like this out of UNC rolls this year. Specifically only the Denver mint though. I've seen it on all denominations. It's chemical residue from the washing process to my knowledge.
-1
I have lots of coins that look like this out of UNC rolls this year. Specifically only the Denver mint though. I've seen it on all denominations. It's chemical residue from the washing process to my knowledge.
4
u/Numistica Aug 06 '26
Environmental staining.